Analysis
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max time kernel
93s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10/10/2024, 00:38
Behavioral task
behavioral1
Sample
a12d0e34fab80f995d374a0063ac2f8cd25bc1686d04104c00db811bb760948aN.pdf
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
a12d0e34fab80f995d374a0063ac2f8cd25bc1686d04104c00db811bb760948aN.pdf
Resource
win10v2004-20241007-en
General
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Target
a12d0e34fab80f995d374a0063ac2f8cd25bc1686d04104c00db811bb760948aN.pdf
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Size
74KB
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MD5
1da974a08bbe373d3b76e76de6edc6c0
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SHA1
70f2475cd9f69191d5a2aeea4769e7a5aee5ab10
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SHA256
a12d0e34fab80f995d374a0063ac2f8cd25bc1686d04104c00db811bb760948a
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SHA512
c7911a671dd41085b15faf96f1e6c7c7b47d11eb7eabf9dc3405fb85216a382e7d0232afc224c1e71b7414a117f21c92cf75c8f0549f857081c2e549bce7d8c8
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SSDEEP
1536:37fVd/a7x6byBcn4xUm0EeveyVwzX+2HueYSm50FbVIshjhFWzQ4rN6N+l6+pML:jVhIx6bIcn4wEuRwr+/hSBbVvloQoK+i
Malware Config
Signatures
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System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4676 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe 4676 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4676 wrote to memory of 4880 4676 AcroRd32.exe 86 PID 4676 wrote to memory of 4880 4676 AcroRd32.exe 86 PID 4676 wrote to memory of 4880 4676 AcroRd32.exe 86 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 2476 4880 RdrCEF.exe 87 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88 PID 4880 wrote to memory of 3356 4880 RdrCEF.exe 88
Processes
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\a12d0e34fab80f995d374a0063ac2f8cd25bc1686d04104c00db811bb760948aN.pdf"1⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4676 -
C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=165140432⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4880 -
C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=25126C28ADD74AEC9FF6CCAE6D96D1FA --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2476
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=B9D7993C34C36070086CBFC717726061 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=B9D7993C34C36070086CBFC717726061 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:3356
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=A0C58EC1A064590AEB0186A4F35EF706 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3984
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=9F54B90A2FD245ED4DF4E68FC137AECD --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2752
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=2826B1383BD32E35C3D233CC038FE9EB --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:976
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=6980B3DE5D47777D14E28EA4E859D14E --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=6980B3DE5D47777D14E28EA4E859D14E --renderer-client-id=7 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:348
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3484
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
64KB
MD5dbf72dfbf0ba5931199958e5981290cd
SHA12ce791a2e87a1d15243b390e40a338ef7f4bc535
SHA25611b248f19f10f3ff40a396032d25a4737720a362e3613d3cf5c3f4bc9ca31140
SHA512df4aa21c92028c23a62f3c4e7b97f70aaeb69fb9e00fe442067ac105227d95f57a68b17e23c887c452587a468a9cdfa29b86cfd2580d5b351384b4100ae42494
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5